CN106900706A - A kind of sex pheromones of Spodoptera litura Fabricius composition and lure - Google Patents
A kind of sex pheromones of Spodoptera litura Fabricius composition and lure Download PDFInfo
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- CN106900706A CN106900706A CN201710161644.2A CN201710161644A CN106900706A CN 106900706 A CN106900706 A CN 106900706A CN 201710161644 A CN201710161644 A CN 201710161644A CN 106900706 A CN106900706 A CN 106900706A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N37/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids
- A01N37/02—Saturated carboxylic acids or thio analogues thereof; Derivatives thereof
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M1/00—Stationary means for catching or killing insects
- A01M1/02—Stationary means for catching or killing insects with devices or substances, e.g. food, pheronones attracting the insects
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N35/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical
- A01N35/02—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having two bonds to hetero atoms with at the most one bond to halogen, e.g. aldehyde radical containing aliphatically bound aldehyde or keto groups, or thio analogues thereof; Derivatives thereof, e.g. acetals
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Abstract
The invention discloses a kind of sex pheromones of Spodoptera litura Fabricius composition and lure, wherein, by along 9, anti-11 tetradecadienyl acetate and the component of fulure two are constituted, the mass ratio of two components is 50 to sex pheromone composition:1~1:50；Lure includes foregoing sex pheromones of Spodoptera litura Fabricius composition and contains and slowly discharge the release of foregoing sex pheromone composition.The present invention is advantageous in that：(1) sex pheromone composition of the invention and lure have very strong selectivity to prodenia litura hero moth, and all do not trap and kill effect to the female moth of prodenia litura and other kinds of insect；(2) sex pheromones of Spodoptera litura Fabricius composition of the invention and lure are utilized, not only effectively Monitoring Insect Pest can occurs the high-incidence season, it is to avoid blindly spray, and with preferable prevention effect, while the natural enemy of insect can also effectively be protected and utilized.
Description
Technical field
The present invention relates to a kind of material for preventing and treating prodenia litura, and in particular to a kind of sex pheromones of Spodoptera litura Fabricius combination
Thing and the lure being made up of the sex pheromone composition, belong to the technical field of biological control of prodenia litura.
Background technology
Prodenia litura Spodoptera litura (Fabricius) belongs to Lepidoptera Noctuidae, is a kind of universal
Polyphagy important agricultural insect, 40 ° of north latitude is distributed for 40 ° to 57 ° of north latitude, 35 ° of south latitude to south latitude, in Asia, North America, Europe
Continent, Australia and Africa have 35 sections 108 such as record of causing harm, main harm vegetables, cotton, peanut, tobacco, corn and soybean to belong to 138
Crop is planted, it is especially aggrieved most heavy with vegetables.
The main method of preventing and treating prodenia litura is still to be prevented and treated using chemical pesticide at present, but substantial amounts of is for many years used
The natural enemy quantity that chemical pesticide brings is reduced, pest resistance to insecticide strengthens, environmental pollution and agricultural product remain the consequence such as exceeded.
Carried out with sex pheromone insect observe and predict and prevent and treat begin at the sixties in 20th century one kind observe and predict means and
Control worm new technology, due to it have it is easy, economical, efficient, nontoxic, do not injure beneficial insect, it is free from environmental pollution, resistance etc. will not be produced
Advantage, is now widely used in the prediction and trapping, preventing and controlling of insect.
On sex pheromones of Spodoptera litura Fabricius component, Tamaki etc. (Tamaki Y, Noguchi H, Yushima T,
1973.Sex pheromone of Spodoptera litura(F.)(Lepidoptera:Noctuidae)：Isolation,
Identification and synthesis.Appl.Ent.Zool., 8:200-203；Tamaki Y, Osawa T,
Yushima T, Noguchi H, 1976.Sex pheromone and related compounds secreted by the
Virgin female of Spodoptera litura (F.) .Jap.J.Appl.Ent.Zool., 20:81-86.) to twill
Noctuid (Japanese population) female moth abdomen end crude extract separated, purify after identify 4 components therein：Along 9, anti-11- 14
Carbon diene acetic acid esters (A), suitable 9, anti-11- tetradecadienyl acetates (B), suitable 9- tetradecenes acetic acid esters (C) and anti-11- 14
Carbene acetic acid esters (D)；This 4 kinds of components are also respectively provided with the female moth sex pheromone body of gland of the Chinese population of the research discovery such as Sun Fan, its
Ratio is 100: 27: 20: 27 (A: B: C: D) (Sun Fan, Hu Yinyue, Du Jiawei, 2001. sex pheromones of Spodoptera litura Fabricius communication system
Insect journal, 45 (3):404-407).
Kawasaki researchs find that anti-11- tetradecadienyl acetates (A) are topmost inducing substances along 9, suitable 9, instead
11- tetradecadienyl acetates (B) can be strengthened along 9, the attracting ability (Kawasaki of anti-11- tetradecadienyl acetates (A)
K.Electroantennogram responses of Spodoptera litura(F.)(Lepidoptera:
Noctuidae)male moth to two female sex pheromone components[J].Applied
Entomology and Zoology, 1985,20 (1)：82-87.)Kawasaki K.Factors affecting the
orientation flight of Spodoptera litura(Lepidoptera:Noctuidae)to its sex
Pheromone in a wind-tunnel [J] .Applied entomology and zoology, 1985,20 (3)：352-
353.)。
The research such as Sun Fan shows a certain amount of along 9, and anti-11- tetradecadienyl acetates (B) are to along 9, the carbon two of anti-11- 14
The activity of alkene acetic acid esters (A) has synergistic effect, and along 9 in lure, anti-11- tetradecadienyl acetates (B) quantity excessively not only can
Lose to along 9, the active synergistic effect of anti-11- tetradecadienyl acetates (A) can also be to male moth is close to lure and attempts mating
There is strong inhibitory action.Along 9- tetradecenes acetic acid esters (C) and anti-11- tetradecenes acetic acid esters (D) to the orientation row of male moth
It is without influence, when in lure containing 50% suitable 9- tetradecenes acetic acid esters (C), on the contrary to male moth is close to lure and attempts mating
There is inhibitory action.Along 9, with along 9, anti-11- tetradecadienyl acetates (B) lure anti-11- tetradecadienyl acetates (A) in filter paper
The volatile matter ratio of content ratio and the lure release in core is significantly different, from 9：1 (along 9, anti-11- tetradecadienyl acetates：
Along 9, anti-11- tetradecadienyl acetates) lure release volatile matter ratio closer to the natural ratio in female moth body of gland.Field
Between in trapping experiments two component lures trapping amount it is different with two component ratios and change, 9：1 (along 9, the carbon diene of anti-11- 14
Acetic acid esters：Along 9, anti-11- tetradecadienyl acetates) lure trapping amount it is maximum, 1：1 (along 9, the carbon diene acetic acid of anti-11- 14
Ester：Along 9, anti-11- tetradecadienyl acetates) lure trapping amount less than single along 9, anti-11- tetradecadienyl acetates
(A) component lure (Sun Fan, Du Jiawei, behavior reaction and field trapping of the old front yard China prodenia lituras in wind-tunnel to sex pheromone
Experiment insect journals, 2003,46 (1)：126-130.).
We used the sex pheromone lure core I (A) and binary composition of one-component in 2014 in Shaanxi Province Hanzhong Area
Sex pheromone lure core II (A：B=9：1) tested in field, it is found that both lures are equal to the Attractivity of prodenia litura
It is not high.
The content of the invention
Be solve the deficiencies in the prior art, it is an object of the invention to provide one kind have attractive activity higher and possess compared with
The sex pheromones of Spodoptera litura Fabricius composition and lure of strong single trapping performance.
To achieve these goals, the present invention is adopted the following technical scheme that：
A kind of sex pheromones of Spodoptera litura Fabricius composition, it is characterised in that by along 9, anti-11- tetradecadienyl acetates and ten
The component of four carbene aldehyde two is constituted.
Foregoing sex pheromones of Spodoptera litura Fabricius composition, it is characterised in that foregoing fulure includes：Along the carbon of 9- 14
Olefine aldehydr, anti-9- fulures, along 11- fulures, anti-11- fulures, along 9, it is the olefine aldehydr of 14 carbon of anti-11- two, anti-
The olefine aldehydr of 14 carbon of 9, anti-11- two, suitable 9, along the olefine aldehydr of 14 carbon of 11- two and anti-9, along the olefine aldehydr of 14 carbon of 11- two.
Foregoing sex pheromones of Spodoptera litura Fabricius composition, it is characterised in that foregoing along 9, anti-11- tetradecadienyl acetates
It is 50 with the mass ratio of the component of fulure two:1~1:50.
Foregoing sex pheromones of Spodoptera litura Fabricius composition, it is characterised in that foregoing along 9, anti-11- tetradecadienyl acetates
It is 20 with the mass ratio of the component of fulure two:1~1:20.
A kind of sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that including：Foregoing sex pheromones of Spodoptera litura Fabricius combination
Thing, and contain and slowly discharge the release of foregoing sex pheromone composition.
Foregoing sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that preparation method is as follows：
Will be along 9, anti-11- tetradecadienyl acetates and fulure are dissolved into solvent that to obtain sex pheromone molten respectively
, then be added sequentially to for foregoing sex pheromone solution to obtain final product lure in release by liquid.
Foregoing sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that foregoing release is using natural rubber, synthesis rubber
Glue, polyethylene, polyvinyl chloride, paper material, resin or mucilage materialses are made.
Foregoing sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that the sex pheromone group contained in each release
The weight of compound is 0.01mg~10mg.
Foregoing sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that the sex pheromone group contained in each release
The weight of compound is 0.1mg~5mg.
The present invention is advantageous in that：Proved by substantial amounts of field test, add the of the invention of fulure
Sex pheromones of Spodoptera litura Fabricius composition and lure can improve the trap effect of prodenia litura gyplure, be embodied in trapping amount big, special
One property is strong (to be had very strong selectivity, and prodenia litura and other kinds of insect is not all trapped and killed to prodenia litura hero moth
Effect), attractant effect stabilization, solve the problems, such as that current sex pheromones of Spodoptera litura Fabricius prevention effect is not good；Use simple, peace
Entirely, economic, effectively protection and the natural enemy using insect, can be applied to prediction and the preventing and treating of prodenia litura, with preferable
Social economy and ecological benefits.
Specific embodiment
Make specific introduction to the present invention below in conjunction with specific embodiment.
First, the constituent of sex pheromone composition
Experiment n-compound used has：
(1) along 9, anti-11- tetradecadienyl acetates；
(2) fulure：Along 9- fulures, anti-9- fulures, along 11- fulures, anti-11- 14
Carbene aldehyde, suitable 9, the olefine aldehydr of 14 carbon of anti-11- two, anti-9, the olefine aldehydr of 14 carbon of anti-11- two, suitable 9, along the olefine aldehydr of 14 carbon of 11- two, anti-9,
Along the olefine aldehydr of 14 carbon of 11- two.
The purity of these n-compounds is above 99%.
2nd, solvent
N-hexane is steamed again, steam dichloromethane again.
3rd, sex pheromone composition is prepared
Along 9, anti-11- tetradecadienyl acetates (being designated as A) and fulure (being designated as B) are mixed with various realization sides
Formula, in the present embodiment, first respectively is dissolved into for the two and steam again in dichloromethane (or steaming n-hexane again) by we, is all configured to
The dichloromethane solution of steaming again (or steaming hexane solution again) of finite concentration (5mg/ml), then again by the Solute mass of setting
Ratio mixes, after dichloromethane (or steaming n-hexane again) volatilization is steamed again, along 9, anti-11- tetradecadienyl acetates and 14
Carbene aldehyde is just mixed, that is, obtain sex pheromones of Spodoptera litura Fabricius composition of the invention.
In the present embodiment, the component of A, B two is mixed in the optimum weight ratio obtained through experiment, two kinds of optimal weights of component
Amount ratio is specific as follows：
The optimum weight ratio of table two kinds of components of 1 A, B
Through experiment, two kinds of part by weight of component of A, B can obtain preferable trapping effect in following scope：
Table two kinds of part by weight of component of 2 A, B
It should be noted that for B component, it both can be one-component (as shown in table 1), or two or more
Component mixes.
4th, lure is prepared
Selection cuff type natural rubber plug is used as the release for containing sex pheromone composition.Release be shaped as plug
Shape, blue, weight about 0.35g.After release washes of absolute alcohol, dry naturally.
Release is used for slow release sex pheromone composition (i.e. gyplure), therefore, enough slow release sex pheromone groups
The natural rubber of compound (i.e. gyplure), synthetic rubber, polyethylene, polyvinyl chloride, paper material, resin or mucilage materialses are equal
Can be used to make release.
The method for preparing lure is as follows：
(1) will be along 9, anti-11- tetradecadienyl acetates and fulure are configured to the weight that concentration is 5mg/ml respectively
Steam dichloromethane solution；
(2) above two is steamed dichloromethane solution again in the Solute mass ratio of the setting of table 1 and is quantitatively adding sleeve successively
In the partition of mouth formula natural rubber plug；
(3) dichloromethane of 200 μ l is added drop-wise on partition at twice again after after dichloromethane volatilization, so that sex pheromone
Composition penetrates into the inside of the partition of cuff type natural rubber plug；
(4) lure that will be made loads in aluminium foil pouch or polybag and seals, and different quality proportionings and concentration are distinguished
It is put in different hermetic bags, it is standby under the conditions of being stored in -20 DEG C.
The gross mass of sex pheromone composition (not including solvent) is controlled in 0.01mg~10mg in release, is preferably controlled
In 0.1mg~5mg.
5th, trapper is prepared
Above-mentioned gained lure thin wire is put on to be fixed on basin or be coated with to be obtained final product above the insect-sticking plate of insect sticker and is lured
Device is caught, basin or insect-sticking plate are each attached on bamboo pole.
Basin uses commercially available plastic tub, and color is green, diameter 24cm, deep 10cm.
Insect-sticking plate specification is 30cm × 40cm cardboards.
6th, field investigation
Field test experimental field sets up an office in Shaanxi Province's Hanzhong City Institute of agricultural sciences in July, 2015-August and carries out.No
With the trapper for the treatment of with checkerboard random alignment, take 3 bamboo poles and make tripod, be placed in vegetable fields, basin is placed on three
On corner bracket, make basin apart from ground 80cm or so, basin footpath 24cm, the built-in full water of basin simultaneously puts 1g or so washing powder.Then lured above-mentioned
Core iron wire is put on and is fixed on basin top, makes lure away from water surface 1cm or so.Lure density of setting is 5 every mu, the row of being in line
At a distance of 20m between row, lure, surrounding sets protection row (6.5m).Every morning statistics lures next insect and clears up, while supplementing in basin
Water and adjustment lure highly.Every three days conversion lure positions, to reduce the influence of position.
1st, the influence with comparison Attractivity of sex pheromone composition each component
Will be along 9, anti-11- tetradecadienyl acetates and the suitable component of 9- fulures two are configured to dichloromethane respectively
Concentration for 5mg/ml solution, then empirically demand by the above-mentioned solution of certain volume drop to successively cuff type rubber stopper every
In piece, make along 9, anti-11- tetradecadienyl acetates and the mass ratio along the component of 9- fulures two are respectively 100:0,
100:2,100:5,100:10,100:100,10:100,5:100,2:100,0:100, and make the agent of sex pheromone composition
Amount reaches 1mg.
Solvent control is the rubber stopper that dichloromethane is only added dropwise, without sex pheromone composition.
Blank is blank rubber stopper, without sex pheromone composition and solvent.
Result of the test is shown in Table 3.
The influence with comparison Attractivity of each component of table 3
Note：Numeral is Mean ± SE in table, and letter is the assay of Multiple range test, and different letters are represented in 0.05 level
Upper significant difference.
Result of the test shows that the differently composed ratio of sex pheromone composition each component is to prodenia litura hero moth in lure
There is notable difference in attractant effect.The lure constituted with different ratio is in the Attractivity in field is tested：
(1) along 9, both anti-11- tetradecadienyl acetates and suitable 9- fulures are with 100:5、100:10、100:
When 100 mass ratio mixes, Attractivity highest is lured to 16.8,17.5 and 14.9 male moths per per day；
(2) along 9, both anti-11- tetradecadienyl acetates and suitable 9- fulures are with 5:100 or 10:100 quality
When ratio mixes, also there is good attractive activity, averagely lure respectively to 13.8 and 13.2 daily；
(3) along 9, both anti-11- tetradecadienyl acetates and suitable 9- fulures are with 100:2 or 2:100 quality
When ratio mixes, also there is certain attractive activity, averagely lure respectively to 7.9 and 7.0 daily, (matched with one-component
It is 100:0 lure ratio) induced moth number without significant difference；
(4) (i.e. proportioning is 0 to one-component:100 lure ratio) and blank and solvent control group tried in crop field
Also male moth can be lured in testing, but quantity is few.
2nd, influence of the dosage of sex pheromone composition to Attractivity
Will be along 9, anti-11- tetradecadienyl acetates and the suitable component of 9- fulures two press 100:10 ratio is first dissolved in
In appropriate solvent, then it is added drop-wise in rubber stopper partition.The dosage of sex pheromone composition is respectively 0.01mg, 0.1mg in lure,
1mg, 5mg, 10mg, 6 groups of experiments of every kind of dosage design iterations, result of the test are shown in Table 4.
Influence of the sex pheromone composition dosage of table 4 to Attractivity
Note：Numeral is Mean ± SE in table, and letter is the assay of Multiple range test, and different letters are represented in 0.05 level
Upper significant difference.
Result shows that the content of sex pheromone composition has obvious influence on Attractivity in lure.When lure is neutral
When the content of pheromone compositions increases, trapping amount can occur significant changes：
(1) when the dosage of sex pheromone composition is 1mg, average trapping amount highest, up to 16.9, effect is best；
(2) when the dosage of sex pheromone composition is 0.01mg and 10mg, average trapping amount is relatively low, and averagely respectively 13.2
Head and 12.8；
(3) when the dosage of sex pheromone composition is 0.1mg and 5mg, average trapping amount is slightly lower, average to be respectively 4.6
With 4.5.
3rd, influence of the sex pheromone composition of different formulations to Attractivity
8 groups of sex pheromone compositions of different formulations that experimental group is given from table 1, dosage is 1mg；P1 is one-component
Along 9, anti-11- tetradecadienyl acetates, dosage is 1mg.
Solvent control is the rubber stopper that dichloromethane is only added dropwise, without sex pheromone composition.
Blank is blank rubber stopper, without sex pheromone composition and solvent.
Result of the test is shown in Table 5.
Influence of the formula of the sex pheromone composition of table 5 to Attractivity
Note：Numeral is Mean ± SE in table, and letter is the assay of Multiple range test, and different letters are represented in 0.05 level
Upper significant difference.
Result of the test shows：Tri- kinds of attractant effects of sex pheromone composition of H1, H4, H5 are preferable, average trapping amount highest,
Up to 17.1,15.7 and 16.1.
In sum, proved by substantial amounts of field test, along 9,14 are added in anti-11- tetradecadienyl acetates
Carbene aldehyde can increase substantially the trapping effect of sex pheromones of Spodoptera litura Fabricius composition (gyplure), be mainly reflected in trapping amount
Greatly, selectivity is strong, solves the problems, such as that current sex pheromones of Spodoptera litura Fabricius prevention effect is not good and high cost.
In addition, lure of the invention,, using simple, safety, cost is relatively low, can be applied to the prediction of prodenia litura for it
And preventing and treating, with preferable social economy and ecological benefits.
It should be noted that above-described embodiment the invention is not limited in any way, all use equivalents or equivalent change
The technical scheme that the mode changed is obtained, all falls within protection scope of the present invention.
Claims (9)
1. a kind of sex pheromones of Spodoptera litura Fabricius composition, it is characterised in that by along 9, anti-11- tetradecadienyl acetates and 14
The component of carbene aldehyde two is constituted.
2. sex pheromones of Spodoptera litura Fabricius composition according to claim 1, it is characterised in that the fulure bag
Include：Along 9- fulures, anti-9- fulures, along 11- fulures, anti-11- fulures, along 9, anti-11- ten
The olefine aldehydr of four carbon two, anti-9, the olefine aldehydr of 14 carbon of anti-11- two, suitable 9, along the olefine aldehydr of 14 carbon of 11- two and anti-9, along the carbon diene of 11- 14
Aldehyde.
3. sex pheromones of Spodoptera litura Fabricius composition according to claim 1, it is characterised in that described along 9, anti-11- 14
The mass ratio of carbon diene acetic acid esters and the component of fulure two is 50:1~1:50.
4. sex pheromones of Spodoptera litura Fabricius composition according to claim 3, it is characterised in that described along 9, anti-11- 14
The mass ratio of carbon diene acetic acid esters and the component of fulure two is 20:1~1:20.
5. a kind of sex pheromones of Spodoptera litura Fabricius lure, it is characterised in that including：Twill described in Claims 1-4 any one
Noctuid sex pheromone composition, and contain and slowly discharge the release of the sex pheromone composition.
6. sex pheromones of Spodoptera litura Fabricius lure according to claim 5, it is characterised in that preparation method is as follows：
Will be along 9, anti-11- tetradecadienyl acetates and fulure obtain sex pheromone solution in being dissolved into solvent respectively,
Then the sex pheromone solution is added sequentially to obtain final product lure in release.
7. sex pheromones of Spodoptera litura Fabricius lure according to claim 5, it is characterised in that the release uses natural rubber
Glue, synthetic rubber, polyethylene, polyvinyl chloride, paper material, resin or mucilage materialses are made.
8. sex pheromones of Spodoptera litura Fabricius lure according to claim 5, it is characterised in that contained in each release
The weight of sex pheromone composition is 0.01mg~10mg.
9. sex pheromones of Spodoptera litura Fabricius lure according to claim 8, it is characterised in that contained in each release
The weight of sex pheromone composition is 0.1mg~5mg.
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Cited By (7)
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| CN109029558A (en) * | 2018-06-27 | 2018-12-18 | 贵州省烟草公司黔东南州公司 | A kind of prodenia litura monitoring system and prediction technique based on big data |
| CN109221118A (en) * | 2018-09-21 | 2019-01-18 | 深圳沃华生物农业有限公司 | A kind of prodenia litura attractant composition |
| CN109323840A (en) * | 2018-05-22 | 2019-02-12 | 安庆师范大学 | A kind of pheromones lure and pest trap Computer Aided Design wind tunnel test platform |
| CN110583651A (en) * | 2019-09-26 | 2019-12-20 | 浙江农林大学 | Sex attractant and lure core for attracting prodenia litura |
| CN113940324A (en) * | 2020-07-17 | 2022-01-18 | 北京依科曼生物技术股份有限公司 | Preparation method of spodoptera frugiperda sex attractant core |
| CN114885941A (en) * | 2022-03-21 | 2022-08-12 | 宁波纽康生物技术有限公司 | Sex pheromone attractant, attractant core and trapping method for sweet potato brown caterpillars |
| CN115478338A (en) * | 2022-10-20 | 2022-12-16 | 中国农业科学院植物保护研究所 | Prodenia litura slow-release type electrostatic spinning fibrous attractant and preparation method and application thereof |
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| CN101781203A (en) * | 2010-04-26 | 2010-07-21 | 常州宁录生物科技有限公司 | Preparation method of (cis-9, tans-11)-tetradecadienoic-1-acetic ester |
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